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#3619 · 🐝 bees, wasps & ants

Asian Mud-dauber Wasp

🇳🇱 Roodpootzwaluwwesp ·Sceliphron curvatum

🐝 Bees, wasps & ants 📍 in the Netherlands (introduced)
Asian Mud-dauber Wasp, photo 1 of 8
1/8 © Robert Zimmermann · CC BY-NC-SA 4.0

what is it?

Sceliphron curvatum is an insect of the Sceliphron genus, of the Sphecidae family of wasps. Like all wasps of this genus, it is a solitary species and builds nests out of mud. S. curvatum is native to some regions of Asia and invasive to Europe.

base stats

  • NL sightings 19iNaturalist, research grade
  • worldwide 7,961iNaturalist observations

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • Spotted 19 times in the Netherlands on iNaturalist.
  • 7,961 observations worldwide on iNaturalist.
  • Scientifically named in 1870 (156 years ago).
  • Not originally Dutch: it was introduced to the Netherlands.

fact sheet

English
Asian Mud-dauber Wasp
Nederlands
Roodpootzwaluwwesp
scientific name
Sceliphron curvatum
class
Insecta
order
Hymenoptera
family
Sphecidae
in NL
introduced
sightings in NL
19
sightings in Europe
5,163
sightings worldwide
7,961
GBIF records in NL
728
weight
—
length
—
lifespan
—
named
1870

relatives· Sphecidae

Sources: iNaturalist taxon 347823, Wikidata Q3411755, GBIF 5041422, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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